The Four-Steps Affair - S1-E21
Revealing mistake: Solo is driving on a country road through a wooded area with no street lights. So what are all those bright round lights reflecting on the hood and windshield of his car? UFOs? (00:10:10)
Revealing mistake: While the Seaview rocks violently back and forth from the concussion of the under water explosion, the pencils, folders, papers, etc., on the navigation table do not move.
The Thanksgiving Story - S2-E10
Revealing mistake: The close ups of Daniel and Jericho on the wagon show a pale blue background but the long shots show them on a heavily wooded trail crowded with large green trees behind them.